simone2000 simone2000

13-05-2021
Mathematics

contestada

Solve the simultaneous equations
x
+
y
=
5
x
=
1
+
y

Respuesta :

Аноним Аноним

13-05-2021

Answer:

Step-by-step explanation:

Givens:

Eq. 1 ) x + y = 5

Eq 2 ) x = 1 + y

plug x into Eq 1 from Eq 2

(1+y) + y = 5

algebra them out

2y = 4

y = 2

then

x + 2 = 5

x = 3

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